Table 3. Univariate Analysis of Four-Year Ischemic Stroke Risk among 1,483 Elderly Anterior Myocardial Infarction Patients.

Variable	Stroke	Non-Stroke	P-value
	N = 118	N = 1,365
Patient Demography
Age at admission for MI	76.77±6.69	76.52±6.97	0.71
Male gender	58 (49.2%)	756 (55.4%)	0.19
Past Medical History
Diabetes mellitus	50 (42.4%)	346 (25.3%)	<.001
Myocardial infarction	33 (28.0%)	319 (23.4%)	0.26
Congestive heart failure	8 (6.8%)	92 (6.7%)	0.99
Hypertension	63 (53.4%)	677 (49.6%)	0.43
Previous smoker	32 (27.1%)	363 (26.6%)	0.90
Previous atrial fibrillation	2 (1.7%)	16 (1.2%)	0.62
Previous ischemic stroke	4 (3.4%)	22 (1.6%)	0.16
In Hospital Findings & Procedures
Killip class ≥3	6 (5.1%)	51 (3.7%)	0.47
LV dysfunction	27 (22.9%)	334 (24.5%)	0.70
LV aneurysm, thrombus, or VSD	6 (5.1%)	67 (4.9%)	0.93
Reperfusion therapy	37 (31.4%)	525 (38.5%)	0.13
In-hospital onset of atrial fibrillation	16 (13.6%)	104 (7.6%)	0.02
In-hospital onset of ischemic stroke	0 (0.0%)	5 (0.4%)	0.51
Discharge systolic blood pressure	126.11±25.59	120.47±20.31	0.006
Discharge diastolic blood pressure	67.18±13.42	66.39±12.04	0.51
Discharge Medications
ACE inhibitors	62 (52.5%)	868 (63.6%)	0.017
ARB	2 (1.7%)	41 (3.0%)	0.42
Antiarrhythmic therapy or digoxin	26 (22.0%)	239 (17.5%)	0.22
Aspirin	80 (67.8%)	987 (72.3%)	0.30
Beta-adrenergic antagonists	62 (52.5%)	868 (63.6%)	0.02
Calcium antagonists	35 (29.7%)	335 (24.5%)	0.22
Diuretics	42 (35.6%)	476 (34.9%)	0.88
LMWH	3 (2.5%)	24 (1.8%)	0.54
Nitrates	53 (44.9%)	580 (42.5%)	0.61
Clopidogrel	7 (5.9%)	64 (4.7%)	0.54
Statins	29 (24.6%)	372 (27.3%)	0.53
Warfarin	15 (12.7%)	205 (15.0%)	0.50
Drug Benefit Claims for Warfarin
Within 30-days post discharge	11 (9.3%)	185 (13.6%)	0.19
Within 90-days post discharge	12 (10.2%)	191 (14.0%)	0.25

Data are reported as number (percentage) of patients or mean ± standard deviation (SD) value unless otherwise specified.